Line from transparent color stay

[Piotr Franczak]

I use color-picer on material Expansion Panel.

When I choose transparent color

and close color-picker the rot line stay.

[Tiago Temporin]

@PiotrFr can you create reproduce this on Stackblitz or Github repository?

[Piotr Franczak]

@tiaguinho, sorry, I don't use your library in expansion panel anymore.

[Tiago Temporin]

Thanks for the reply.